{"id":"https://openalex.org/W2993943704","doi":null,"title":"Paediatric urolithiasis in central coast region of Tunisia: changes in stone composition according to age and gender.","display_name":"Paediatric urolithiasis in central coast region of Tunisia: changes in stone composition according to age and gender.","publication_year":2010,"publication_date":"2010-09-01","ids":{"openalex":"https://openalex.org/W2993943704","mag":"2993943704","pmid":"https://pubmed.ncbi.nlm.nih.gov/21121429"},"language":"en","primary_location":{"id":"pmid:21121429","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/21121429","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Archivio italiano di urologia, andrologia : organo ufficiale [di] Societa italiana di ecografia urologica e nefrologica","raw_type":"Journal Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5110381031","display_name":"Akram Alaya","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I166928557","display_name":"University of Monastir","ror":"https://ror.org/00nhtcg76","country_code":"TN","type":"education","lineage":["https://openalex.org/I166928557"]},{"id":"https://openalex.org/I4210167430","display_name":"Hospital Fatuma Bourguiba Monastir","ror":"https://ror.org/05t1yee64","country_code":"TN","type":"healthcare","lineage":["https://openalex.org/I4210167430"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Akram Alaya","raw_affiliation_strings":["University Hospital, Department of Biochemistry and Toxicology, 5000 Monastir, Tunisia. akram_alaya@yahoo.co.uk","University Hospital, Department of Biochemistry and Toxicology, 5000 Monastir, Tunisia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University Hospital, Department of Biochemistry and Toxicology, 5000 Monastir, Tunisia. akram_alaya@yahoo.co.uk","institution_ids":["https://openalex.org/I166928557"]},{"raw_affiliation_string":"University Hospital, Department of Biochemistry and Toxicology, 5000 Monastir, Tunisia","institution_ids":["https://openalex.org/I166928557","https://openalex.org/I4210167430"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108559144","display_name":"Abdellatif Nouri","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Abdellatif Nouri","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5019787007","display_name":"Mohamed Fadhel Najjar","orcid":"https://orcid.org/0000-0002-4474-6264","observed_orcids":["https://orcid.org/0000-0002-4474-6264"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mohamed Fadhel Najjar","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"82","issue":"3","first_page":"135","last_page":"9"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10606","display_name":"Kidney Stones and Urolithiasis Treatments","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2748","display_name":"Urology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10606","display_name":"Kidney Stones and Urolithiasis Treatments","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2748","display_name":"Urology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11174","display_name":"Pediatric Urology and Nephrology Studies","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12866","display_name":"Urologic and reproductive health conditions","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2748","display_name":"Urology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/pediatric-urolithiasis","display_name":"pediatric urolithiasis","score":0.9990000128746033},{"id":"https://openalex.org/keywords/urinary-calculi","display_name":"urinary calculi","score":0.8240000009536743},{"id":"https://openalex.org/keywords/stone-composition","display_name":"stone composition","score":0.9599999785423279},{"id":"https://openalex.org/keywords/calcium-oxalate","display_name":"calcium oxalate","score":0.8450000286102295},{"id":"https://openalex.org/keywords/calcium-phosphate","display_name":"calcium phosphate","score":0.7149999737739563},{"id":"https://openalex.org/keywords/ammonium-urate","display_name":"ammonium urate","score":0.9869999885559082},{"id":"https://openalex.org/keywords/struvite","display_name":"struvite","score":0.8610000014305115},{"id":"https://openalex.org/keywords/age-related-variation","display_name":"age-related variation","score":0.6800000071525574},{"id":"https://openalex.org/keywords/sex-differences","display_name":"sex differences","score":0.8999999761581421}],"concepts":[{"id":"https://openalex.org/C2776179656","wikidata":"https://www.wikidata.org/wiki/Q412399","display_name":"Calcium oxalate","level":3,"score":0.7703374028205872},{"id":"https://openalex.org/C2778999818","wikidata":"https://www.wikidata.org/wiki/Q419364","display_name":"Struvite","level":3,"score":0.689214289188385},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.668613851070404},{"id":"https://openalex.org/C137627325","wikidata":"https://www.wikidata.org/wiki/Q156318","display_name":"Etiology","level":2,"score":0.5232552289962769},{"id":"https://openalex.org/C107130276","wikidata":"https://www.wikidata.org/wiki/Q133805","display_name":"Epidemiology","level":2,"score":0.5041204690933228},{"id":"https://openalex.org/C77411442","wikidata":"https://www.wikidata.org/wiki/Q181100","display_name":"Urinary system","level":2,"score":0.502150297164917},{"id":"https://openalex.org/C2986834420","wikidata":"https://www.wikidata.org/wiki/Q5932254","display_name":"Age groups","level":2,"score":0.48153287172317505},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.4473270773887634},{"id":"https://openalex.org/C519063684","wikidata":"https://www.wikidata.org/wiki/Q706","display_name":"Calcium","level":2,"score":0.4330786168575287},{"id":"https://openalex.org/C2776351790","wikidata":"https://www.wikidata.org/wiki/Q417351","display_name":"Oxalate","level":2,"score":0.42744970321655273},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.38550570607185364},{"id":"https://openalex.org/C42407357","wikidata":"https://www.wikidata.org/wiki/Q521","display_name":"Physiology","level":1,"score":0.37550294399261475},{"id":"https://openalex.org/C2777132085","wikidata":"https://www.wikidata.org/wiki/Q46220103","display_name":"Phosphate","level":2,"score":0.28731125593185425},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.20398008823394775},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.12283483147621155},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.09248274564743042},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000367","descriptor_name":"Age Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002675","descriptor_name":"Child, Preschool","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007223","descriptor_name":"Infant","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012737","descriptor_name":"Sex Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014416","descriptor_name":"Tunisia","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D014545","descriptor_name":"Urinary Calculi","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D052878","descriptor_name":"Urolithiasis","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true}],"locations_count":1,"locations":[{"id":"pmid:21121429","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/21121429","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Archivio italiano di urologia, andrologia : organo ufficiale [di] Societa italiana di ecografia urologica e nefrologica","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9391000270843506,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W134871205","https://openalex.org/W166547845","https://openalex.org/W285299789","https://openalex.org/W1571849492","https://openalex.org/W1598157062","https://openalex.org/W1604108574","https://openalex.org/W1971465329","https://openalex.org/W1972137470","https://openalex.org/W1972162715","https://openalex.org/W1975665126","https://openalex.org/W1979570678","https://openalex.org/W1984210367","https://openalex.org/W1986724794","https://openalex.org/W1989833042","https://openalex.org/W1989978030","https://openalex.org/W1996861520","https://openalex.org/W2001299713","https://openalex.org/W2021821606","https://openalex.org/W2022720840","https://openalex.org/W2028863273","https://openalex.org/W2035809577","https://openalex.org/W2036246033","https://openalex.org/W2044204076","https://openalex.org/W2053090459","https://openalex.org/W2079051509","https://openalex.org/W2079981553","https://openalex.org/W2089735843","https://openalex.org/W2121102800","https://openalex.org/W2124053059","https://openalex.org/W2124448307","https://openalex.org/W2126624727","https://openalex.org/W2127790467","https://openalex.org/W2133491276","https://openalex.org/W2133928348","https://openalex.org/W2134356505","https://openalex.org/W2277869862","https://openalex.org/W2395749492","https://openalex.org/W2405659052","https://openalex.org/W2408049243","https://openalex.org/W2412890114","https://openalex.org/W2419465496","https://openalex.org/W2433447289"],"related_works":["https://openalex.org/W2058918223","https://openalex.org/W1995099872","https://openalex.org/W2066113964","https://openalex.org/W2123021806","https://openalex.org/W1975186302","https://openalex.org/W3013719759","https://openalex.org/W2395803064","https://openalex.org/W1567061034","https://openalex.org/W2078162694","https://openalex.org/W1989329057"],"abstract_inverted_index":{"OBJECTIVE:":[0],"Studies":[1],"evaluating":[2],"the":[3,10,13,29,48,73,84,164,170,173],"influence":[4],"of":[5,12,16,23,31,34,50,72,89,115,135,154,166,175],"age":[6,40,120,142,161],"and":[7,41,60,69,95,111,163],"gender":[8],"on":[9,38,54,172],"distribution":[11],"various":[14],"types":[15],"paediatric":[17],"urinary":[18],"calculi":[19,56],"are":[20],"scarce.":[21],"Aim":[22],"our":[24],"study":[25,52],"was":[26,83],"to":[27,178],"high-light":[28],"modification":[30],"epidemiological":[32],"characteristics":[33],"this":[35],"pathology":[36],"depending":[37],"patients'":[39],"gender.":[42],"PATIENTS":[43],"AND":[44],"METHODS:":[45],"We":[46,100],"present":[47],"results":[49],"a":[51,102],"based":[53],"205":[55],"(from":[57],"122":[58],"boys":[59],"83":[61],"girls)":[62],"analyzed":[63],"by":[64,92],"infrared":[65],"spectroscopy":[66],"between":[67],"1993":[68],"2007.":[70],"54.6%":[71],"patients":[74],"were":[75,131],"under":[76],"5":[77],"years.":[78],"RESULTS:":[79],"Calcium":[80],"oxalate":[81,117,156],"(CaOx)":[82],"predominant":[85],"constituent":[86],"in":[87,122,126,133,144,148,159],"54.7%":[88],"stones,":[90],"followed":[91],"calcium":[93,116,155],"phosphate":[94],"ammonium":[96],"urate":[97],"(14.6%":[98],"each).":[99],"found":[101],"male":[103],"preponderance":[104],"for":[105],"struvite":[106],"stones":[107,118,130,168],"(12.3%":[108],"vs":[109,124,146],"1.2%),":[110],"an":[112],"increasing":[113],"prevalence":[114,139],"with":[119,141],"(42.9%":[121],"infants":[123,145],"59.3%":[125],"older":[127],"children).":[128,150],"Purines":[129],"observed":[132],"20%":[134],"cases,":[136],"but":[137],"their":[138],"decreases":[140],"(28.6%":[143],"18.5%":[147],"old":[149],"CONCLUSION:":[151],"The":[152],"increase":[153],"stone":[157],"rate":[158],"school":[160],"children":[162],"decrease":[165],"purines":[167],"confirm":[169],"change":[171],"etiology":[174],"urolithiasis":[176],"according":[177],"age.":[179]},"counts_by_year":[{"year":2017,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2019-12-13T00:00:00"}
